Feasibility study on innovative energy-saving technologies in poultry farming I.P. Saleeva, A.V. Sklyar, T.E. Marinchenko, M.V. Postnova, A.V. Ivanov and A.I. Tikhomirov E3S Web Conf., 124 (2019) 05070 Published online: 10 February 2020 DOI: 10.1051/e3sconf/201912405070